| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.18 037/181] drm/amd/display: Fix typo in override_lane_settings | Date | Mon, 27 Jun 2022 13:20:10 +0200 |
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From: George Shen <george.shen@amd.com>
commit 98b02e9f002b21944176774cf420c4d674f6201c upstream.
[Why] The function currently skips overriding the drive settings of the first lane.
[How] Change for loop to start at 0 instead of 1.
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com> Acked-by: Alan Liu <HaoPing.Liu@amd.com> Signed-off-by: George Shen <george.shen@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -944,7 +944,7 @@ static void override_lane_settings(const return; - for (lane = 1; lane < LANE_COUNT_DP_MAX; lane++) { + for (lane = 0; lane < LANE_COUNT_DP_MAX; lane++) { if (lt_settings->voltage_swing) lane_settings[lane].VOLTAGE_SWING = *lt_settings->voltage_swing; if (lt_settings->pre_emphasis)
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